Thursday June 22nd 2017

Posts Tagged ‘chemistry’

Burning to learn

Burning to learn

  In central California’s Yosemite National Park, it doesn’t take much to set the forest on fire. A discarded cigarette. A match. Or, as is often the case, a bolt of lightning. On July 31, 2011, thunder boomed as a severe storm pelted the park. The lightning struck [Read More]

The smell of old people

The smell of old people

When most people talk about “old people smell,” they’re complaining about something unpleasant. But in a new study, scientists report that the scent of the elderly isn’t that bad. In fact, it’s rather pleasant, at least compared to the intense odor of a [Read More]

Meat from scratch

Meat from scratch

  If all goes according to Mark Post’s plan, he will appear on television in October and devour a hamburger that costs about twice as much as most houses do in the United States. Yes, as Charlotte the spider might have written, that’s some burger. “It’s not [Read More]

Self-cleaning clothes

Self-cleaning clothes

Cleaning clothes usually requires soap and water to remove stains and smells, and a tumble in the dryer or an afternoon on the clothesline to dry. The time and energy needed to turn a heap of dirty laundry into a pile of clean clothes might make people wish for clothes that [Read More]

Drugs with Bad Vibes

Drugs with Bad Vibes

  Question: Which has the biggest impact on global warming: A coal-fired power plant, 1,000,000 cars, or the global total of inhaled anesthetics – those dreamy drugs that knock you out for surgery? This show from the Loh Down on Science has the answer. It aired [Read More]

Sea Changes

Sea Changes

Every day, the ocean absorbs about 22 million tons of carbon dioxide, which is about the weight of 15 million hybrid automobiles. Just as you can’t see the carbon dioxide that comes out of your own body each time you exhale, you can’t see the gas as it dissolves into [Read More]

Latest Topics

Auto-focus eyeglasses rely on liquid lenses

Auto-focus eyeglasses rely on liquid lenses

With round lenses set in super-thick frames, these new eyeglasses look like they belong on a cartoon character. But [Read More]

How Bose–Einstein condensates keep revealing weird physics

How Bose–Einstein condensates keep revealing weird physics

A Bose-Einstein condensate (BEC), the first of which was shown experimentally 22 years ago, isn’t your garden variety [Read More]

Seeking a Second Opinion

Seeking a Second Opinion

In November 2012, when she was 52 years old, Shannon Semple was diagnosed with a disease she didn’t have. She credits [Read More]

How nonequilibrium thermodynamics speaks to the mystery of life

How nonequilibrium thermodynamics speaks to the mystery of life

In his 1944 book What is Life?, Austrian physicist Erwin Schrödinger argued that organisms stay alive precisely by [Read More]

Solving a math problem to create art

Solving a math problem to create art

Optimization is the mathematical quest for the best way to do something, from finding the shortest distance between two [Read More]

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